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CAOHC PACKAGED EXAMS 2023-2024
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CAOHC PACKAGED EXAMS 2023-2024...
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CAOHC Test Exam Questions with Correct Answers
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CAOHC Test Exam Questions with Correct 
Answers 
What is the purpose of the OHC? - answerProviding resources and guidance to facilitate the 
practice of hearing loss prevention through standardized training and credentialing 
What is the difference between the requiremtns of OSHA and the recommendations of NIOSH? 
- answerNIOSH refers to research and recoomendations. OSHA regulates and implements. 
What are examples of auditory effects on hearing and damage risks? - answerTinnitus and 
hearing l...
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CAOHC QUESTIONS WITH CORRECT ANSWERS
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CAOHC Practice Exam 
 
 
What type of tone is employed in audiometry? 
 
A. Complex 
B. Pure 
C. Basal 
D. Harmonic 
E. None of the above - Answer- B. Pure 
 
What factors should be considered when selecting hearing protectors 
 
A. Comfort 
B. Ease of use 
C. Attenuation amount 
D. Communication requirements 
E. All of the above - Answer- E. All of the above 
 
When determining a threshold, a positive response should be followed by lowering the hearing level 5 dB. 
 
A. True 
B. Fals...
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CAOHC TEST QUESTIONS AND ANSWERS
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CAOHC TEST 
 
What is the purpose of the OHC? - Answer- Providing resources and guidance to facilitate the practice of hearing loss prevention through standardized training and credentialing 
 
What is the difference between the requiremtns of OSHA and the recommendations of NIOSH? - Answer- NIOSH refers to research and recoomendations. OSHA regulates and implements. 
 
What are examples of auditory effects on hearing and damage risks? - Answer- Tinnitus and hearing loss 
 
What are ...
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CAOHC EXAMS QUESTIONS AND ANSWERS
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CAOHC Exam Study 
 
Unit of measurement for frequency (pitch) - Answer- Hertz (Hz) 
 
Unit of measurement for intensity (loudness) - Answer- Decibel (dB) 
 
Risk of damage from noise - Answer- How loud (intensity) and how long (duration) 
 
Steady-state or continuous noise, e.g. generator - Answer- Lasts 1 second or longer 
 
Impulse or Impact noise, e.g. gunfire or nail gun - Answer- Lasts less than one second 
 
Parts of the outer ear - Answer- Pinna and external audito...
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CAOHC Exam Prep Questions with 100% correct Answers Latest Updated 2024-2025.
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CAOHC Exam Prep Questions with 100% correct Answers Latest Updated . the frequency of sound is perceived as: - answers-pitch 
what is the first thing you should do when fitting 
earplugs? - answers-a. pull the top of the ear to align 
the ear canal 
b. roll the earplug down into a tight, crease-free 
cylinder 
c. CHECK THE EAR CANAL FOR ANY OCCLUSIONS 
d. insert the earplug deep into the ear canal 
hearing tests do not have to be conducted in a sound 
booth as long as maximum allowable ambient n...
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CAOHC EXAM QUESTIONS WITH CORRECT ANSWERS LATEST UPDATED 2024-2025 (100% CORRECT)
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CAOHC EXAM QUESTIONS WITH CORRECT ANSWERS LATEST UPDATED (100% CORRECT) What is the difference between the requiremtns of 
OSHA and the recommendations of NIOSH? - answersNIOSH refers to research and recoomendations. OSHA 
regulates and implements. 
What are examples of auditory effects on hearing and 
damage risks? - answers-Tinnitus and hearing loss 
What are non auditory effects on hearing and damage 
risks? - answers-Stress, high blood pressure 
What are potential sources of hazardous noise...
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INTRODUCTION TO HEARING CONSERVATION Questions and Answers 100% Correct | Latest Updated 2024
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INTRODUCTION TO HEARING CONSERVATION Questions and Answers 100% Correct | Latest Updated 2024
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CAOHC DOEHRS-HC TRAINING Questions and Answers 100% Correct | Latest Updated 2024
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CAOHC DOEHRS-HC TRAINING Questions and Answers 100% Correct | Latest Updated 2024
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CAOHC knowledge check Questions and Answers 100% Correct | Latest Updated 2024
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CAOHC knowledge check Questions and Answers 100% Correct | Latest Updated 2024
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CAOCH Questions and Answers 100% Correct | Latest Updated 2024
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CAOCH Questions and Answers 100% Correct | Latest Updated 2024
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CAOHC Exam Questions with Answers Latest Update 2024-2025 (100% Solved)
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CAOHC Exam Questions with Answers Latest Update (100% Solved) NIHL (Noise Induced Hearing Loss) - ANSWER 22 - 28 million US workers 
exposed to harmful levels of noise. Manufacturing accounts for most . 
Noise exposure - ANSWER major cause of tinnitus. 
Tinnitus - ANSWER is usually a high pitched sound that person hears, others 
usually cannot hear. Major warning sign of NIHL. 
What are the auditory effects of noise (NIHL)? - ANSWER - hearing loss, high 
freq, usually bilateral, 1st seen at 3kH...
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